<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        div {
            /* font-style: italic;
            font-weight: 700;
            font-size: 16px;
            font-family: "微软雅黑"; */
            /* 复合属性：简写的方式，节约代码 */
            /* font:font-style font-weight font-size/line-height font-family */
            font: italic 700 16px "Microsoft yahei";
        }
    </style>
</head>
<body>
    <div>
        111111111111111111111
    </div>
</body>
</html>